Knock knock knock.
Molly glanced towards the door of the burrow, frowning in confusion. It's raining cats and dogs outside, most of her kids are at school, Arthur is at work and Ron and Ginny are sleeping up stairs. Who could it be?
She wipes her hands dry and walks towards the entrance, then pulled the door open. There on her pouch stood a little girl with a muggle suitcase, about Ron's age, dressed in muggle clothes, staring up at her with wide eyes.
Then she lets out the most atrocious string of curses she'd ever heard.